Skip to content
AquaCensus

Public water system · WY5680082

Active

Ynp- Madison Junction Water System

Transient non-community water system in Teton County, Wyoming, drawing primarily on groundwater under influence of surface water.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

1,205

Service connections

122

Primary source

GU

Groundwater under influence of surface water

System type

TNCWS

Transient non-community water system

System record

PWSIDWY5680082
System typeTransient non-community water system
Activity statusActive
Population served1,205
Service connections122
Primary water sourceGroundwater under influence of surface water
Owner typeFederal government
Primacy agencyWY state drinking water program
City servedYellowstone Nt
StateWyoming
ZIP

Violations & enforcement

BeganViolationContaminantHealth-basedStatus
2024-10-013A8000NoResolved
2024-10-01360200NoResolved
2024-06-01360200NoResolved
2024-05-012D8000YesResolved
2023-10-013A8000NoResolved
2023-10-01360200NoResolved
2022-01-10420200YesResolved
2010-07-01223100YesResolved
1993-10-01233100NoArchived

Ynp- Madison Junction Water System: frequently asked questions

Is Ynp- Madison Junction Water System's water safe to drink?

Ynp- Madison Junction Water System is an active transient non-community water system regulated under the Safe Drinking Water Act, overseen by the WY state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Ynp- Madison Junction Water System?

Ynp- Madison Junction Water System (PWSID WY5680082) is a federal government-owned transient non-community water system, regulated by the WY state drinking water program.

How many people does Ynp- Madison Junction Water System serve?

Ynp- Madison Junction Water System reports serving 1,205 people through 122 service connections in Teton County, Wyoming.

Where does Ynp- Madison Junction Water System get its water?

EPA SDWIS lists this system's primary water source as groundwater under influence of surface water.

Other water systems in Teton County

Water systemCountyPopulation servedTypeSource
Jackson, Town ofTeton24,760CommunityGroundwater
Ynp-Old FaithfulTeton7,675CommunitySurface water
Ynp - Lake VillageTeton5,925CommunityGroundwater
Gtnp-Colter Bay VillageTeton4,514CommunityGroundwater
Ynp-Grant VillageTeton3,513Transient non-communitySurface water
Grand Targhee ResortTeton2,500Non-transient non-communityGroundwater